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    中文名称 英文名称 CAS号 化学式
    2,2,2-三氟-1-(2-甲氧基苯基)乙醇 2,2,2-trifluoro-1-(2-methoxyphenyl)ethanol 26902-84-1 C9H9F3O2
    2,2,2-三氟-1-(2-甲氧基苯基)乙酮 2'-methoxy-2,2,2-trifluoroacetophenone 26944-43-4 C9H7F3O2
    2,2,2-三氟-1-(2-甲氧基-3,4-二氢-2H-吡喃-5-基)乙酮 2,2,2-trifluoro-1-(2-methoxy-3,4-dihydro-2H-5-pyranyl)-1-ethanone 220370-51-4 C8H9F3O3
    2,2,2-三氟-1-(2,4,5-三甲基)乙酮 2,2,2-Trifluoro-1-(2,4,5-trimethylphenyl)ethan-1-one 220675-88-7 C11H11F3O
    2,2,2-三氟-1-(1H-吲哚-2-基)乙酮 2,2,2-trifluoro-1-(1H-indol-2-yl)ethan-1-one 228873-77-6 C10H6F3NO
    2,2,2-三氟-1-(1-哌嗪基)乙酮盐酸盐(1:1) 2,2,2-trifluoro-1-(piperazin-1-yl)ethan-1-one hydrochloride 245487-45-0 C6H9F3N2O*ClH
    2,2,-二甲基-2H-苯并吡喃 2,2-dimethyl-2H-chromene 2513-25-9 C11H12O
    2,2'-联金刚烷 2,2'-biadamantane 29542-62-9 C20H30
    2,2'-联噻吩-5,5'-二硼酸二(频哪醇)酯 5,5'-di(4,4,5,5-tetramethyl-1,3,2-dioxaborolane-2-yl)-2,2'-bithiophene 239075-02-6 C20H28B2O4S2
    2,2'-联吡啶-6-硫醇 6-(pyridin-2-yl)pyridine-2(1H)-thione 239798-76-6 C10H8N2S
    2,2'-联吡啶-6-甲酸甲酯 2,2'-dipyridyl-6-carboximidic acid methyl ester 203573-76-6 C12H10N2O2
    2,2'-联吡啶-5,5'-二基二(膦酸) 4,4'-diphosphonic acid-2,2'-bipyridine 209624-07-7 C10H10N2O6P2
    2,2'-硫烷二基二[3-甲基-4,6-二(2-甲基-2-丙基)苯酚] 4,6,4',6'-tetra-<i>tert</i>-butyl-3,3'-dimethyl-2,2'-sulfanediyl-di-phenol 26411-30-3 C30H46O2S
    2,2'-硫烷二基二[1-(4-甲氧基苯基)乙酮] 1-(4-methoxyphenyl)-2-[2-(4-methoxyphenyl)-2-oxo-ethylsulfanyl]-ethanone 20177-84-8 C18H18O4S
    2,2'-硫烷二基二[1-(4-氯苯基)乙酮] 1,5-bis(4-chlorophenyl)-3-thiapentane-1,5-dione 23080-23-1 C16H12Cl2O2S
    2,2'-硫烷二基二(1-苯乙醇) 2-[(2-hydroxy-2-phenylethyl)sulfanyl]-1-phenylethanol 2765-41-5 C16H18O2S
    2,2'-硫代二对甲酚 2,2'-thiobis<4-methylphenol> 2929-96-6 C14H14O2S
    2,2'-硫代二乙醇二乙酰乙酸酯 Thiodiethylene diacetoacetate 28722-25-0 C12H18O6S
    2,2'-氧基二-乙酰胺 diglycolamide 22064-41-1 C4H8N2O3
    2,2'-氧双(乙胺) 2,2'-diaminodiethyl ether 2752-17-2 C4H12N2O
    2,2'-氧化二乙酰氯 diglycolyl chloride 21062-20-4 C4H4Cl2O3
    2,2'-己烷-1,6-二基二环氧乙烷 rac/meso-1,2,9,10-diepoxydecane 24854-67-9 C10H18O2
    2,2'-偶氮二[4-苯基]-噻唑 bis-(4-piperidinoacetylamino-phenyl)-sulfone 2731-65-9 C26H34N4O4S
    2,2'-偶氮二(5-氯嘧啶) 2,2′-azobis(5-chloropyrimidine) 215513-78-3 C8H4Cl2N6
    2,2'-亚甲基双[6-(2-羟基-5-甲苄基)-对甲酚] bis[3-(2-hydroxy-5-methylbenzyl)-2-hydroxy-5-methylphenyl]methane 20837-68-7 C31H32O4
    2,2'-亚甲基二[4-(1,1,3,3-四甲基丁基)苯酚] 4,4'-bis-(1,1,3,3-tetramethyl-butyl)-2,2'-methanediyl-di-phenol 27725-17-3 C29H44O2
    2,2'-亚氨基二丙腈 2,2'-iminodipropionitrile 2869-25-2 C6H9N3
    2,2'-亚氨基二-1-丙醇 bis(2-hydroxy-1-methylethyl)amine 2294-46-4 C6H15NO2
    2,2'-二萘基砜 2,2-dinaphthylsulfone 26189-33-3 C20H14O2S
    2,2'-二苯氧基联苯 2,2'-diphenoxybiphenyl 2974-88-1 C24H18O2
    2,2'-二硫双(5-硝基吡啶) 5,5'-dinitro-2,2'-disulfanediyl-bis-pyridine 2127-10-8 C10H6N4O4S2
    2,2'-二硫双(4-甲基噻唑) bis(4-methylthiazol-2-yl) disulfide 23826-98-4 C8H8N2S4
    2,2'-二硫代二己酸 α,α'-Dithiodicapronsaeure 22414-91-1 C12H22O4S2
    2,2'-二硫代二乙酸二丁酯 3,4-dithia-adipic acid dibutyl ester 23959-95-7 C12H22O4S2
    2,2'-二硫代二[N-丁基-苯甲酰胺] bis[2-(N-n-butylcarbamoyl)phenyl] disulfide 2620-88-4 C22H28N2O2S2
    2,2'-二硫二吡啶 2,2'-dipyridyldisulphide 2127-03-9 C10H8N2S2
    2,2'-二硝基联苯 1-nitro-2-(2-nitrophenyl)benzene 2436-96-6 C12H8N2O4
    2,2'-二甲基-5,5'-二羟基-6,6'-联[1,4-萘醌] elliptinone 20175-85-3 C22H14O6
    2,2'-二氯联苯甲酰 2,2'-dichlorobenzil 21854-95-5 C14H8Cl2O2
    2,2'-二氨基-2'-脱氧腺苷 2,2'-Diamino-2'-deoxyadenosine 215943-79-6 C10H15N7O3
    2,2'-二吡咯基甲烷 di(pyrrol-2-yl)methane 21211-65-4 C9H10N2
    2,2'-二去甲-beta,beta-胡罗卜素-3,4,3',4'-四酮 violerythrine 22453-06-1 C38H44O4
    2,2'-二[5-[4-(2-羟丙胺基)-6-甲氧基-1,3,5-三嗪-2-氨基]-乙烷苯磺酸二钠盐 Disodium 4,4'-bis((4-((2-hydroxypropyl)amino)-6-methoxy-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate 20179-35-5 C28H32N10Na2O10S2
    2,2'-二(2-氯苯基)-4,4',5,5'-四(3-甲氧基苯基)-1,1'-联-1H-咪唑 1,1'-Bi-1H-imidazole, 2,2'-bis(2-chlorophenyl)-4,4',5,5'-tetrakis(3-methoxyphenyl)- 29777-36-4 C46H36Cl2N4O4
    2,2'-{氧基二[(1,1,2,2-四氟-2,1-乙二基)氧基]}二(二氟乙酰基氟化物) (FC(O)CF2OCF2CF2)2O 24689-56-3 C8F14O5
    2,2'-{二硫烷二基二[(1-羰基乙烷-2,1-二基)氧代]}二(N,N,N-三甲基乙铵) Dithiobisacetylcholine 27142-51-4 C14H30N2O4S2+2
    2,2'-{[2-(2,5-二氧代-2,5-二氢-1H-吡咯-1-基)乙基]亚氨基}二乙酸 2,2'-((2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl)azanediyl)diacetic acid 207612-92-8 C10H12N2O6
    2,2'-[氧基二(乙烷-2,1-二基氧基)]二乙基二乙酸酯 bis-[2-(2-acetoxy-ethoxy)-ethyl]-ether 22790-12-1 C12H22O7
    2,2'-[亚甲基二(4,1-亚苯基亚氨基)]二[2-氧代乙酸]二乙酯 N,N'-Bisaethoxalyl-4,4'-diaminodiphenylmethan 21825-16-1 C21H22N2O6
    2,2'-[[5-乙酰氨基-4-[(2-氯-4,6-二硝基苯基)偶氮]-4-乙氧基苯基]亚氨基]二乙基二乙酸酯 C.I. Disperse Blue 79 (Cl/ethoxy) 21429-43-6 C24H27ClN6O10